#include<stdio.h>

#define M 5

int main()
{
    printf("hellow world!, M:%d\n", M);
    printf("hellow world!, M:%d\n", M);
    printf("hellow world!, M:%d\n", M);
    printf("hellow world!, M:%d\n", M);
    printf("hellow world!, M:%d\n", M);
    printf("hellow world!, M:%d\n", M);
    printf("hellow world!, M:%d\n", M);
    printf("hellow world!, M:%d\n", M);
    printf("hellow world!, M:%d\n", M);
    printf("hellow world!, M:%d\n", M);
    printf("hellow world!, M:%d\n", M);

#ifdef V
    printf("hello V\n");
#else
    printf("hello No V\n");
#endif 

    return 0;
}
